Air Quality
Excellent
No health implications.
19
PM2.5
27
PM10
75
O3
0.6
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
47
Excellent
Wed
22 Apr
49
Excellent
Thu
23 Apr
43
Excellent
Fri
24 Apr
43
Excellent
Sat
25 Apr
47
Excellent
Sun
26 Apr
55
Good
Mon
27 Apr
16
Excellent
Air quality in the last 12 months (Datian)
|
2026/03
|
15
|
25
|
19
|
20
|
18
|
22
|
32
|
37
|
36
|
33
|
40
|
42
|
36
|
37
|
40
|
37
|
37
|
37
|
29
|
42
|
31
|
39
|
48
|
40
|
31
|
31
|
34
|
26
|
31
|
42
|
33
|
|
2026/02
|
16
|
27
|
37
|
43
|
41
|
40
|
15
|
23
|
26
|
36
|
35
|
33
|
37
|
34
|
31
|
43
|
36
|
22
|
29
|
29
|
42
|
44
|
35
|
49
|
31
|
19
|
17
|
10
|
|||
|
2026/01
|
25
|
16
|
24
|
34
|
32
|
27
|
40
|
39
|
41
|
40
|
42
|
50
|
46
|
45
|
48
|
54
|
54
|
56
|
50
|
32
|
15
|
30
|
37
|
41
|
31
|
38
|
45
|
29
|
34
|
27
|
27
|
|
2025/12
|
43
|
34
|
46
|
43
|
38
|
37
|
42
|
39
|
43
|
35
|
42
|
47
|
35
|
22
|
31
|
43
|
41
|
49
|
52
|
49
|
49
|
25
|
31
|
41
|
15
|
24
|
27
|
34
|
37
|
37
|
39
|
|
2025/11
|
21
|
28
|
37
|
11
|
13
|
19
|
27
|
31
|
23
|
13
|
21
|
7
|
9
|
21
|
31
|
35
|
30
|
26
|
19
|
26
|
28
|
32
|
38
|
38
|
34
|
56
|
49
|
54
|
54
|
50
|
|
|
2025/10
|
33
|
25
|
28
|
30
|
29
|
25
|
26
|
26
|
29
|
24
|
25
|
31
|
32
|
20
|
21
|
24
|
28
|
24
|
17
|
10
|
8
|
10
|
18
|
20
|
23
|
26
|
39
|
28
|
18
|
21
|
24
|
|
2025/09
|
24
|
23
|
30
|
31
|
29
|
22
|
18
|
14
|
17
|
19
|
15
|
26
|
25
|
25
|
31
|
27
|
17
|
15
|
14
|
10
|
12
|
12
|
11
|
10
|
16
|
15
|
16
|
20
|
27
|
29
|
|
|
2025/08
|
27
|
22
|
19
|
18
|
17
|
20
|
26
|
30
|
26
|
24
|
22
|
26
|
20
|
13
|
15
|
14
|
18
|
19
|
20
|
15
|
18
|
27
|
30
|
27
|
21
|
18
|
15
|
18
|
17
|
18
|
25
|
|
2025/07
|
27
|
17
|
21
|
19
|
17
|
18
|
17
|
33
|
32
|
14
|
10
|
19
|
26
|
19
|
31
|
34
|
33
|
22
|
12
|
10
|
9
|
9
|
13
|
15
|
16
|
19
|
18
|
15
|
19
|
23
|
27
|
|
2025/06
|
29
|
28
|
13
|
15
|
28
|
33
|
37
|
37
|
21
|
23
|
23
|
13
|
18
|
19
|
17
|
17
|
24
|
23
|
20
|
20
|
18
|
18
|
22
|
24
|
24
|
21
|
20
|
18
|
25
|
25
|
|
|
2025/05
|
47
|
45
|
51
|
50
|
30
|
35
|
49
|
39
|
23
|
33
|
22
|
30
|
42
|
39
|
35
|
35
|
30
|
25
|
25
|
27
|
29
|
37
|
32
|
17
|
34
|
36
|
34
|
19
|
10
|
17
|
33
|
|
2025/04
|
15
|
28
|
36
|
46
|
50
|
45
|
50
|
55
|
65
|
35
|
43
|
55
|
102
|
79
|
74
|
61
|
60
|
59
|
44
|
25
|
38
|
38
|
25
|
22
|
10
|
8
|
26
|
32
|
38
|
43
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution